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OSG Spiral Flute Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (1/4"-20 UNC, MPN 5003500) is a general-purpose spiral-flute tap with an H5 / 2B-3B tolerance, bottoming chamfer, 3 flutes, and high-speed steel construction. 3G Electric interprets your…

SKU 3G-OTH-231098

Brand
OSG
Item
Spiral Flute Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
5003500
Type
H5 / 2B-3B, Bottoming Chamfer, High Speed Steel
Flute
3

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (1/4"-20 UNC, MPN 5003500) is a general-purpose spiral-flute tap with an H5 / 2B-3B tolerance, bottoming chamfer, 3 flutes, and high-speed steel construction. 3G Electric interprets your demand for this OSG tap and delivers it as part of our broad industrial supply across 14 departments, with specialist depth in combustion, pumps, and controls.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OSG spiral flute tap used for?

The OSG spiral flute tap is designed for threading blind holes in materials like steel and aluminum. Its spiral flute design lifts chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general machining applications.

What are the specifications of the OSG spiral flute tap 1/4-20 UNC?

This OSG tap has a 1/4-20 UNC thread size, H5 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is made from high-speed steel (HSS) and is suitable for threading blind holes. The manufacturer part number is 5003500.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide, handling logistics, customs, and delivery to your location. As a global industrial solutions provider, we source genuine OSG cutting tools like the 1/4-20 UNC spiral flute tap. Contact us for availability and lead times.

How to select the right OSG tap for blind holes?

For blind holes, choose a spiral flute tap like this OSG model to evacuate chips upward. Ensure the thread size (1/4-20 UNC), chamfer type (bottoming), and material (HSS) match your workpiece. Consult OSG's technical data for optimal speeds and feeds.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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OSG Spiral Flute Tap: #6-32 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 5001500)
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OSG Spiral Flute Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 1406500)
OSG Spiral Flute Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1432500)
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OSG Spiral Flute Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1432500)
OSG Spiral Flute Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1431700)
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OSG Spiral Flute Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1431700)

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